cxToolMetricRep.cpp

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/*=========================================================================
This file is part of CustusX, an Image Guided Therapy Application.
                 
Copyright (c) SINTEF Department of Medical Technology.
All rights reserved.
                 
CustusX is released under a BSD 3-Clause license.
                 
See Lisence.txt (https://github.com/SINTEFMedtek/CustusX/blob/master/License.txt) for details.
=========================================================================*/
 
#include "cxToolMetricRep.h"
 
#include "cxView.h"
#include "boost/bind.hpp"
#include "cxGraphicalAxes3D.h"
 
namespace cx
{
 
ToolMetricRepPtr ToolMetricRep::New(const QString& uid)
{
        return wrap_new(new ToolMetricRep(), uid);
}
 
ToolMetricRep::ToolMetricRep()
{
        mViewportListener.reset(new ViewportListener);
        mViewportListener->setCallback(boost::bind(&ToolMetricRep::rescale, this));
}
 
void ToolMetricRep::clear()
{
        mToolTip.reset();
        mToolOffset.reset();
 
        mAxes.reset();
        DataMetricRep::clear();
}
 
void ToolMetricRep::addRepActorsToViewRenderer(ViewPtr view)
{
        mViewportListener->startListen(view->getRenderer());
        DataMetricRep::addRepActorsToViewRenderer(view);
}
 
void ToolMetricRep::removeRepActorsFromViewRenderer(ViewPtr view)
{
        DataMetricRep::removeRepActorsFromViewRenderer(view);
        mViewportListener->stopListen();
}
 
ToolMetricPtr ToolMetricRep::getToolMetric()
{
        return boost::dynamic_pointer_cast<ToolMetric>(mMetric);
}
 
void ToolMetricRep::onModifiedStartRender()
{
        ToolMetricPtr metric = this->getToolMetric();
 
        if (!metric || !metric->isValid() || !this->getView())
                return;
 
        if (!mAxes || !mToolTip || !mToolOffset)
        {
                mAxes.reset(new GraphicalAxes3D());
                mToolTip.reset(new GraphicalPoint3D(this->getRenderer()));
                mToolOffset.reset(new GraphicalLine3D(this->getRenderer()));
        }
 
        mAxes->setFontSize(0.04);
        mAxes->setAxisLength(0.05);
//      mAxes->setAxisLength(0.2);
        mAxes->setShowAxesLabels(false);
        mAxes->setRenderer(this->getRenderer());
 
        Vector3D p0_r = mMetric->getRefCoord();
        Transform3D rMt = metric->getRefFrame();
        Vector3D toolTip_r = rMt.coord(Vector3D(0,0,-metric->getToolOffset()));
 
        mToolTip->setValue(toolTip_r);
        mToolTip->setColor(mMetric->getColor());
 
        mToolOffset->setValue(p0_r, toolTip_r);
        mToolOffset->setColor(mMetric->getColor());
 
        mAxes->setTransform(metric->getRefFrame());
        this->drawText();
        this->rescale();
}
 
void ToolMetricRep::rescale()
{
        if (!mToolTip)
                return;
 
        double size = mViewportListener->getVpnZoom(this->getToolMetric()->getCoordinate());
        double sphereSize = mGraphicsSize / 100 / size;
        mToolTip->setRadius(sphereSize);
}
 
 
} // namespace cx